1221794

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:649

約数の個数: 16

約数和(自身を含む): 2109888

約数和(自身を除く): 888094

約数列:

[1, 2, 7, 14, 197, 394, 443, 886, 1379, 2758, 3101, 6202, 87271, 174542, 610897, 1221794]

約数ペア:

[(1, 1221794), (2, 610897), (7, 174542), (14, 87271), (197, 6202), (394, 3101), (443, 2758), (886, 1379)]